Curated OER
Rounding Mixed Numbers
Is your class having trouble with mixed numbers and rounding to the nearest whole number? Use this instructional activity in your fractions unit to help struggling math students with this tricky skill. An example demonstrates how to...
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Mixing Mixed Numbers Art/Creating Fractions
Third graders explore number values by participating in class math activities. In this fractions lesson, 3rd graders collaborate with classmates to discuss the technique of adding mix numbers while utilizing paper plates to help...
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Fractions Forever!
Middle schoolers identify proper, improper fractions, and mixed numbers. They reduce fractions to their lowest terms. They add and subtract fractions with different denominators, and multiply and divide fractions, as well as...
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Fraction Models
Approach fractions with these visual models which serve to reinforce numerators and denominators as well as simplifying improper fractions. Scholars examine segmented shapes and fill in a fraction to represent the shaded region. For the...
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Summer Bridge Activities 4-5
In this cross-curricular worksheet, students complete various activities. They complete a crossword puzzle dealing with electricity, change mixed numbers into decimals, subtract fractions, identify adjectives in sentences, solve money...
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Identifying Fractions
Students explore the concept of identifying proper, improper, and mixed fractions. In this identifying fractions lesson, students identify if a fraction is improper, proper, or mixed.
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Adding Fractions and Mixed Numbers
In this mathematics worksheet, 5th graders use the diagram to identify how many parts are shaded and what fraction of a pizza is this. Then they use the common denominator to add the numerators and simplify the fraction.
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Number Line Mathematics
Young scholars translate problem situations into diagrams, models, and numerals using whole numbers, fractions, mixed numbers, decimals, and percents. They identify that numbers in different forms are equivalent or not equivalent using...
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Fractions: Part of a Whole
Learners add fractions with like denominators. They add using both fraction strips and numbers. Next, they look at mixed numbers and improper fractions that result from the addition process. This is a good way to understand fractions...
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Buggin' Out (Identifying and Adding Amounts of Money)
Students explore consumer math by participating in estimate exercises. In this currency lesson, students identify and define each piece of U.S. currency and their value to the monetary system. Students complete several money worksheets...
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Arithmetic: Fractions
In this fractions worksheet, students identify fractional parts, form equivalent fractions, and order fractions. They calculate the fractional part of a number and convert mixed numbers to improper numbers. This eight-page worksheet...
National Institute of Open Schooling
Chemical Equilibrium
Le Chatelier's interest in thermodynamics and building materials such as cement and plaster led to the Le Chatelier Principle in 1884. Activity 13 in a series of 36 extensively explores chemical equilibrium. Learners read about...
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"NSN, Fractions, Percents, Ratios, Rates" Investigations
Sixth graders engage in an investigation about the concepts related to fractions. They read, represent, compare, and order proper and improper fractions, and mixed numbers. They demonstrate an understanding of relationships involving...
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Adding Fractions With Like Denominators
Students investigate the concept of adding fractions with like denominators. They review how to combine the numerators. Students use cutouts to handle fractions that are hands on while comparing them to slices of pizza. They work...
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Punch Mix-up
Fifth graders discuss the relationship between equivalent fractions, ratios, and proportions. In this fraction lesson, 5th graders answer questions about a punch mixture in order to find the ratio of ingredients.
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Mountain Math Worksheet
In this number sense worksheet, 5th graders solve 37 problems based on a given number. Students are asked to round the number, identify the number as even or odd and add 100 to the number.
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Blood Typing Subunit
Learners play the role of science detectives in an activity used to introduce the scientific method and the concept that blood is not identical and is identified by surface markers. Students must identify an unknown sample of "blood" by...
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Fractions: Mud Pie Math
Second graders identify and name fractional parts through the use of mud pie manipulatives. For this fractional manipulatives lesson, 2nd graders identify and label halves, thirds, fourths, sixths, eighths, and tenths and order them...
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Adding and subtracting fractions: the same sized slice
Young scholars establish a strategy for adding simple fractions. They convert improper fractions to mixed numbers and interpret drawings and storyboards.
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Finding Remainders in Pascal's Triangle
Students use clock arithmetic to find remainders. In this patterns in math instructional activity, students explore the relationship between clock arithmetic and remainders using a computer applet. Students also identify patterns in...
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Counting Money
Students read, write, and identify different coin combinations and use this information in real-world situations.
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Volcanoes and Urban Planning
High schoolers analyze satellite image data of Volcan Villarica. In this earth science lesson plan, students identify dangerous areas surrounding the volcano. They propose a new safe location for the town.
Curated OER
And the Number Is
Students identify the numbers 1-10 while listening to a counting song. They practice counting items using the numbers 1-10.
NTTI
Putting Together Ten
Groups explore sets of 10 items in two varieties (i.e. 3 white buttons and 7 black ones, or 5 bears and 5 bunnies). They brainstorm about their objects, write math sentences to represent what they have, and report their discoveries...